The Top 5 Castles around Llanberis
A visit to a castle — whether you stumble over one during a hike outdoors or walk your way around the grounds with a guide — is always something special, and you’ve got 5
beautiful castles to choose from around Llanberis. Just browse our list to find your top castle , and add some history to your next adventure!
beautiful castles to choose from around Llanberis. Just browse our list to find your top castle , and add some history to your next adventure!
Last updated: October 23, 2025
Britannia Copper Mine Ruins at Llyn Llydaw
Highlight • Historical Site
Might be a fun spot for a bivi.
Tip by
Dolbadarn Castle
Highlight • Historical Site
Great little castle/watchtower, easy walk up to it from the hotel nearby, the views from it on a good day are worth the short walk.
Tip by
Sign up now to discover places like this
Get recommendations on the best single tracks, peaks, & plenty of other exciting outdoor places.
Sign up for free
Caernarfon Castle
Highlight • Monument
Royal fortress-palace built on legends and bitter medieval conflict Caernarfon Castle is recognised around the world as one of the greatest buildings of the middle ages
Tip by
Dolwyddelan Castle
Highlight • Historical Site
It would be hard to overstate the drama of this 13th-century castle, thanks to its incredible location in Snowdonia National park. Thought to have been the birthplace of Llywelyn the …
Tip by
Castell Dinas Castle Ruins
Highlight • Viewpoint
Legendary story of our Welsh dragons defeat how she became our National flag….
Tip by
Other adventures around Llanberis
Most popular attractions around Llanberis
Get inspired with the komoot mobile app
With a free komoot account, you can easily find, customize, and navigate endless outdoor adventures around London and beyond.
Explore more
Looking for the best castles somewhere else? Discover other guides around Llanberis:
Get ready to conquer new peaks
Sign up for Free